<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.3.0/css/font-awesome.min.css" />

    <title>Document</title>
    <style>
@font-face {
  font-family: 'Merriweather Sans';
  font-style: italic;
  font-weight: 800;
  src: local('Merriweather Sans ExtraBold Italic'), local('MerriweatherSans-ExtraBldItalic'), url(http://fonts.gstatic.com/s/merriweathersans/v5/nAqt4hiqwq3tzCecpgPmVfrUSW10CwTuVx9PepRx9ls.woff2) format('woff2'), url(http://fonts.gstatic.com/s/merriweathersans/v5/nAqt4hiqwq3tzCecpgPmVW2xy75WLVt7UI7Cycabsy8.woff) format('woff');
}

@font-face {
	font-family: "open";
	font-style: normal;
	font-weight: 300;
	src: local( "Open Sans Light" ), local( "OpenSans-Light" ), 
		url( https://themes.googleusercontent.com/static/fonts/opensans/v6/DXI1ORHCpsQm3Vp6mXoaTZ1r3JsPcQLi8jytr04NNhU.woff ) format( 'woff' );
}

*, *:before, *:after {
	-moz-box-sizing: border-box;
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
}

a {
	color: inherit;
	text-decoration: none;
}

h1, h2, h3 {
	margin: 0;
	font-weight: normal;
}

html, body {
	padding: 0;
	margin: 0;
	background: #eee;
}

body {
	padding-top: 80px;
}

.section {
	width: 400px;
	margin: 7px auto;
	height: 69px;
	box-shadow: 0 1px 2px rgba( 0, 0, 0, .2 );
	overflow: hidden;
	-webkit-transition: .35s;
	transition: .35s;
}

.title {
	padding: 20px;
	padding-top: 24px;
	background: #00C37E;
	color: #fff;
	cursor: pointer;
	text-shadow: 0 1px 0 #666;
	width: 100%;
	text-transform: capitalize;
	font-family: 'Merriweather Sans', sans-serif;
  font-style: italic;
	position: relative;
	-moz-user-select: none;
	-ms-user-select: none;
	-webkit-user-select: none;
	user-select: none;
	z-index: 10;
}

.title:before, .title:after {
	content: "";
	display: block;
	position: absolute;
	right: 20px;
	top: 21px;
  font-style: normal;
	height: 21px;
  line-height: 1;
	overflow: hidden;
	font-family: FontAwesome;
	font-size: 20px;
	background: #00C37E;
	-webkit-transition: .35s;
	transition: .35s;
}

.title:before {
	z-index: 2;
}
.title:after {
	top: 25px;
	-webkit-transform: rotate( 180deg );
	-ms-transform: rotate( 180deg );
	-moz-transform: rotate( 180deg );
	transform: rotate( 180deg );
}

.open .title:before {
	height: 0;
}

.body {
	font: 16px open, sans-serif;
	background: #fff;
	padding: 20px 20px 40px;
	color: #777;
	-moz-transform: translateY( -100% );
	-ms-transform: translateY( -100% );
	-webkit-transform: translateY( -100% );
	transform: translateY( -100% );
	overflow: hidden;
	-webkit-transition: .35s;
	transition: .35s;
}
	.body h2 {
		color: #333;
		font-size: 22px;
		margin-bottom: 10px;
	}
	.body h2:before {
		content: '▪';
		padding-right: 7px;
		color: #00C37E;
	}
	.body a {
		color: #00C37E;
	}
	.body span {
		font-size: 12px;
	}
	
.section.open {
	height: 288px;
}
.open .body {
	-webkit-transform: none;
	-ms-transform: none;
	-moz-transform: none;
	transform: none;
}
    </style>
</head>
<body>
    <!doctype html>
    <html>
    <head>
        <meta charset="UTF-8" />
        <title>Arrowination</title>
        <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.3.0/css/font-awesome.min.css" />
    </head>
    <body>
        <div class="section">
           <div class="title">

                click here
            </div>
            <div class="body">
        <h2>Just look at the arrow above</h2>
                Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut
                laoreet dolore magna aliquam erat volutpat.
                <br />
                <br />
                <span>Crafted by: <a href="http://linkedin.com/in/mrReiha">Reiha Hosseini</a></span>
            </div>
        </div>
        <div class="section">
            <div class="title">
                click here
        </div>
            <div class="body">
                <h2>Just look at the arrow above</h2>
                Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut
                laoreet dolore magna aliquam erat volutpat.
                <br />
                <br />
                <span>Crafted by: <a href="http://linkedin.com/in/mrReiha">Reiha Hosseini</a></span>
            </div>
        </div>
        <div class="section">
            <div class="title">
                click here
            </div>
            <div class="body">
                <h2>Just look at the arrow above</h2>
                Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut
                laoreet dolore magna aliquam erat volutpat.
                <br />
                <br />
                <span>Crafted by: <a href="http://linkedin.com/in/mrReiha">Reiha Hosseini</a></span>
            </div>
        </div>
    </body>
    </html>
    <script>


( function( w, d ) {
'use strict';
  var titles = d.querySelectorAll( '.title' ),   
      i = 0,
      len = titles.length;
  for ( ; i < len; i++ )
      titles[ i ].onclick = function( e ) {
          for ( var j = 0; j < len; j++ )
              if ( this != titles[ j ] )
                  titles[ j ].parentNode.className = titles[ j ].parentNode.className.replace( / open/i, '' );
          var cn = this.parentNode.className;
          this.parentNode.className = ~cn.search( /open/i ) ? cn.replace( / open/i, '' ) : cn + ' open';
      };
})( this, document );
    </script>